RSC
SyntheticPages
Login
Register
About
What is ChemSpider?
ChemSpider Blog
Data Sources
The Team
Advisory Group
Collaborators
Present Sponsors
Sponsor ChemSpider
Advertise
More Searches
Simple search
Structure search
Advanced search
Search History
Web APIs
Help
FAQ
Help
Getting Started
Forum
SiteMap
Search
Simple
Structure
Advanced
Intrinsic properties
More searches...
Ligand screening
Chemical elements
Intrinsic properties
Predicted properties
Data slice
Molecular Formula:
Exact match only
Molecular Weight:
±
(example: 123 ± 1)
min/max
+/-
Nominal Mass:
±
-2H+
-H+
+H+
+2H+
min/max
+/-
Average Mass:
±
M+CH3CNH
M+CH3OH2
M+.
M+K
M+Na
M+NH4
M+H
M-H
M+acetate
M-.
M+Cl
-e
+e
min/max
+/-
Monoisotopic Mass:
±
M+CH3CNH
M+CH3OH2
M+.
M+K
M+Na
M+NH4
M+H
M-H
M+acetate
M-.
M+Cl
-e
+e
min/max
+/-
Options
Single/Multi-component
Search Any
Search Single-Component Structures Only
Search Multi-Component Structures Only
Isotopically Labeled
Search Any
Search Isotopically Labeled Structures Only
Disregard Isotopically Labeled Structures
Additional Filters
Filter only those having analytical data
Search
Search Hits Limit:
10
100
1000
10000
Loading ...
100 hits returned from a total of 114.
Search terms:
MF = 'C_{21}H_{17}Cl_{2}FN_{2}O_{3}S'
Grid
Tile
Table
Names/Structures
Names
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
880271
zoom
C
21
H
17
Cl
2
FN
2
O
3
S
467.3407
14
15
0
0
1119573
zoom
C
21
H
17
Cl
2
FN
2
O
3
S
467.3407
14
15
0
0
1109856
zoom
C
21
H
17
Cl
2
FN
2
O
3
S
467.3407
13
13
0
0
1140875
zoom
C
21
H
17
Cl
2
FN
2
O
3
S
467.3407
13
15
0
0
1670774
zoom
C
21
H
17
Cl
2
FN
2
O
3
S
467.3407
12
13
0
0
1114386
zoom
C
21
H
17
Cl
2
FN
2
O
3
S
467.3407
12
13
0
0
1117308
zoom
C
21
H
17
Cl
2
FN
2
O
3
S
467.3407
12
13
0
0
1121677
zoom
C
21
H
17
Cl
2
FN
2
O
3
S
467.3407
12
12
0
0
1125033
zoom
C
21
H
17
Cl
2
FN
2
O
3
S
467.3407
12
13
0
0
1106646
zoom
C
21
H
17
Cl
2
FN
2
O
3
S
467.3407
12
12
0
0
1118477
zoom
C
21
H
17
Cl
2
FN
2
O
3
S
467.3407
12
13
0
0
1119360
zoom
C
21
H
17
Cl
2
FN
2
O
3
S
467.3407
11
12
0
0
1109464
zoom
C
21
H
17
Cl
2
FN
2
O
3
S
467.3407
11
11
0
0
1140776
zoom
C
21
H
17
Cl
2
FN
2
O
3
S
467.3407
11
11
0
0
1117539
zoom
C
21
H
17
Cl
2
FN
2
O
3
S
467.3407
11
12
0
0
1036614
zoom
C
21
H
17
Cl
2
FN
2
O
3
S
467.3407
11
11
0
0
1077089
zoom
C
21
H
17
Cl
2
FN
2
O
3
S
467.3407
11
12
0
0
1103135
zoom
C
21
H
17
Cl
2
FN
2
O
3
S
467.3407
11
12
0
0
1104578
zoom
C
21
H
17
Cl
2
FN
2
O
3
S
467.3407
11
11
0
0
1647991
zoom
C
21
H
17
Cl
2
FN
2
O
3
S
467.3407
11
12
0
0
1
2
3
4
5
Generate Leads
Advertise
Sponsor
Advertisements
Also from the RSC